should use "=" to assign value rather than "-"
should use "=" to assign value rather than "-"

Change-Id: I555a3df45e56e33838613eb5766a4accc6f08342
Signed-off-by: Frank Han <acb99025a17469fd115223a77bf786cfce97fe03@126.com>

ratnakar-asara/fabric-sdk-node,ratnakar-asara/fabric-sdk-node,adityachap/fabric-sdk-node,ratnakar-asara/fabric-sdk-node,adityachap/fabric-sdk-node,ratnakar-asara/fabric-sdk-node